Home / Specialized / PCA9518DW/
PCA9518DW

PCA9518DW

Manufacturer No:

PCA9518DW

Manufacturer:

Texas Instruments

Description:

IC INTERFACE SPECIALIZED 20SOIC

Datasheet:

Datasheet

Delivery:

Payment:

Please send RFQ , we will respond immediately.

PCA9518DW Specifications

  • Type
    Parameter
  • Mounting Type
    Surface Mount
  • Supplier Device Package
    20-SOIC
  • Package / Case
    20-SOIC (0.295", 7.50mm Width)
  • Voltage - Supply
    3V ~ 3.6V
  • Interface
    I²C
  • Applications
    Buffer
  • Packaging
    Tube
  • Packaging
    Bulk
  • Product Status
    Last Time Buy
  • Series
    -
The PCA9518DW is an integrated circuit chip that is specifically designed for level shifting and buffering I2C bus signals. It offers several advantages and can be applied in various scenarios:1. Level Shifting: The PCA9518DW allows bidirectional voltage level shifting between different I2C buses operating at different voltage levels. It supports voltage translation between 1.2V and 5V, making it suitable for interfacing devices with different voltage requirements.2. Buffering: The chip acts as a buffer, providing isolation between the I2C bus segments. This helps in preventing bus contention and signal corruption, especially in multi-master I2C systems.3. Signal Integrity: The PCA9518DW ensures signal integrity by providing strong output drivers that can drive capacitive loads and long bus segments. It helps in maintaining signal quality and reducing noise interference.4. Hot Swapping: The chip supports hot swapping, allowing devices to be added or removed from the I2C bus without disrupting the communication. This feature is particularly useful in applications where devices need to be dynamically connected or disconnected.5. I2C Bus Isolation: The PCA9518DW can be used to isolate different sections of an I2C bus, enabling the creation of multiple I2C bus segments. This is beneficial in complex systems where isolation is required between different subsystems or modules.Application scenarios for PCA9518DW include:1. Mixed Voltage Systems: It can be used in systems where different devices operate at different voltage levels, enabling seamless communication between them.2. Multi-Master I2C Systems: The chip is suitable for multi-master I2C systems, where multiple devices can initiate communication on the bus. It helps in preventing bus contention and maintaining signal integrity.3. I2C Bus Extenders: The PCA9518DW can be used to extend the reach of an I2C bus by buffering and amplifying the signals. This is useful in applications where the distance between devices is large or where additional devices need to be connected.4. Hot Swappable Devices: It can be employed in systems where devices need to be added or removed from the I2C bus while the system is powered on. The chip ensures smooth hot swapping without disrupting the communication.5. Isolated I2C Bus Segments: The PCA9518DW can be used to create isolated I2C bus segments, allowing different sections of the bus to operate independently. This is beneficial in systems where isolation is required between subsystems or modules.Overall, the PCA9518DW offers voltage level shifting, buffering, signal integrity, hot swapping, and isolation capabilities, making it a versatile choice for various I2C bus applications.
PCA9518DW Relevant information